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RML to OAK: distance & flight time
Colombo (Colombo Ratmalana Airport) → Oakland (Metropolitan Oakland International Airport)
9,046 mi
14,557 km · 7,860 nm
18h 12m
estimated nonstop flight time
-12.5h
time difference · heading northeast
See live RML→OAK fares Phone-only fares on this route — call free
Flight time details
9,046 miles nonstop takes roughly 18h 12m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time set-back when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- OAK — Metropolitan Oakland International Airport · Oakland, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Near OAK
- SFO · San Francisco International Airport11 mi away
- HWD · Hayward Executive Airport7 mi away
- NGZ · Alameda Naval Air Station7 mi away
- SQL · San Carlos Airport15 mi away
Frequently asked questions
How far is RML from OAK?
The flight distance from Colombo (RML) to Oakland (OAK) is 9,046 miles (14,557 km, 7,860 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to OAK?
A nonstop flight takes about 18h 12m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Colombo and Oakland?
Oakland is 12.5 hours behind Colombo.
What is the cheapest way to fly from RML to OAK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–OAK that never appear on search engines, with no booking fees.